one of the most commonly used words in the dictionary; it means many many things
(n) 1. a pile of shit 2. the closest word in the dictionary to being a cuss word without actually crossing that line. 3. worthless junk and/or pointless things 4. a great word to say repeditively without other people getting mad at you since you arnt cussing
(v) to take a sed crap
(adj) (crappy) worthless, terrible, shoddy, pointless, etc... (crapfully) 1. badly 2. sincerely (as in the closing of a letter)

what in the crappy crap is going on??
what the hell is this crap all about?
you are a serious piece of crap.
Crapfully yours, The Claw
aw holy CRAP!
you ?#*@ing piece of %^$# %&#$ *^*$ crap %&#^@ crappy *&&#* craped *#@& *%&#*$ %&@*$ *%&^#* crap!